Socket



FIG. 1 is a perspective view of a socket in accordance with the presentdesign;

FIG. 2 is a top view of the socket illustrated in FIG. 1;

FIG. 3 is an elevational view of the socket illustrated in FIG. 1; and,

FIG. 4 is a bottom view of the socket illustrated in FIG. 1.

The ornamental design for a socket, as shown and described.